STARLINK-3058, 49138
Orbit data source: Space-Track
STARLINK-3058, 49138 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 14 Sep 2021 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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49138 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
297 kg wet, ~275 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 STARLINK-3058
1 49138U 21082J 25311.14263993 .00002016 00000-0 17663-3 0 9992
2 49138 70.0023 243.4436 0002503 260.9449 99.1427 14.98341572227624Epoch: 2025-11-07T03:25Z
TLE epoch observation values (Epoch: 2025-11-07T03:25:24.089Z)
Latitude
-0.00004°
Longitude
145.50237°
Altitude
574.721 km
Speed
7.574 km/s
True Right ascension
16h 13m 46s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
08:43:32
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
571.707 km
Perigee altitude
568.229 km
Semi-major axis
6,948.105 km
Eccentricity
0.00025
Inclination
70.0023°
RAAN
243.4436°
Arg. of periapsis
260.9449°
True anomaly
99.17102°
Mean anomaly
99.1427°
Eccentric anomaly
99.15686°
Mean motion
3.74752 °/min
Orbital period
96.06 mins
BSTAR
0.00017663
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Other satellites on launch #82 in the year 2021 (2021-09-14 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.STARLINK-3058 Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-11-07 21:11:08.625Z | 209.235° SW | 2025-11-07 21:14:08.625Z | 246.58° WSW | 43.42° | 2025-11-07 21:18:08.625Z | 20.95° NNE |
| 4 mins | 2025-11-08 05:37:08.625Z | 29.416° NE | 2025-11-08 05:38:08.625Z | 48.099° ENE | 18.968° | 2025-11-08 05:41:08.625Z | 99.095° ESE |
| 6 mins | 2025-11-08 07:14:08.625Z | 309.717° NW | 2025-11-08 07:17:08.625Z | 243.32° WSW | 29.431° | 2025-11-08 07:20:08.625Z | 189.868° SSW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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